Question : The cost price of a chair is 25% less than the cost price of a table. If a man sells 5 chairs at the cost price of 7 tables, what is his profit percentage?

Option 1: 33.33

Option 2: 45

Option 3: 86.66

Option 4: 96

Question : 30 pens and 75 pencils altogether were purchased for Rs. 510. If the average price of a pencil was Rs. 2, what was the average price of a pen?

Option 1: Rs. 9

Option 2: Rs. 10

Option 3: Rs. 11

Option 4: Rs. 12

Question : A dealer sells his goods at a 10% loss on the cost price but uses 25% less weight. What is his profit percentage?

Option 1: 35%

Option 2: 20%

Option 3: 25%

Option 4: 15%

Question : A merchant marks up the price of his goods by 40% more than the cost price. He then sells $\frac{1}{5}$ th of his goods at a discount of 10%, half of the goods at the marked price and the rest of the goods at a discount of 20%. Find his profit percentage.

Option 1: 20.4%

Option 2: 30.4%

Option 3: 28.8%

Option 4: 14.6%

Question : A milkman mixes water with milk and sells the mixture at the cost price of pure milk. The volume of water in litres to be mixed with each litre of milk to get a 25% profit is:

Option 1: $\frac{1}{4}$ litre

Option 2: $\frac{1}{5}$ litre

Option 3: $1\frac{1}{4}$ litre

Option 4: Cannot be calculated without knowing the cost price of milk.